Wrinkle masking composition and process for use
CA 2000866 A1 · Owner: Kawam, Antoine · Inventors: Kawam, Antoine
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A wrinkle masking composition and process for use which temporarily eliminates fine line wrinkles and blemishes of the skin by filling, covering or otherwise effectively masking them. The composition includes a film forming polymer a plasticizer, for the polymeric matrix a biopolymeric modifier and a filler, including aluminosilicate. Optionally the composition includes, cosmetic additives e.g. pigments, rheology control agents binders and preservatives. By molding itself to the skin the, present invention is compatible with and can be worn under makeup without cracking or peeling.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed October 17, 1989. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 17, 2009.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 17, 2011.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.